Questions tagged [autoscaling]

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IPDB vs BigchainDB vs MySQL vs MariaDB vs Cassandra vs MongoDB vs PostgreSQL vs Oracle vs Redis [closed]

Is someone tested IPDB or BigchainDB ? If yes, what are the differences compared to traditional MySQL or MariaDB ? ** What are the cost ? ***** important : what is the actual speed ???? (looking over ...
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Cannot scale pod with VPA due to memory limit error

I have a Deployment with a single container, with the following resources config on the container: resources: limits: cpu: 300m memory: 512Mi requests: ...
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1answer
27 views

Updating Azure Virtual Machine Scale Set

I have hosted a website in azure virtual machine scale set by following the below steps Create a VM and do the necessary changes/installations in iis. Create a snapshot of the VM. This ensure that ...
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36 views

Best MySQL/MariaDB scaling strategy for shared hosting provider

As a small shared hosting service provider our MariaDB server is going to face a hardware limit very soon. So we want to add another machine for another MariaDB instance. Our goals are: Reduce disk/...
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19 views

EBS target response time increasing before CPU utilization

I'm in a company where we have an elastic beanstalk configuration and it works fine with our CICD. The only issue is that earlier today i ran a stress test (basically just disabled AWS shield and went ...
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1answer
28 views

Connect instances in auto-scaling group to EC2 instance (coordinator node) without using elastic IP?

I have a setup where I do batch computation using spot instances in an auto-scaling group. The batch computation is coordinated by a "coordinator node", which is just an EC2 instance. I use ...
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Autoscaling - lifecylehook implementation

I'm trying to implement my first ASG with a lifecycle hook and I am having this issue: LifecycleHandlerFunction: Encountered unsupported property Role The following resource(s) failed to create: [...
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1answer
38 views

AWS auto scaling, “scale in” controls

I'm trying to move off a monolithic big server, that ran many jobs, into a design that uses auto scaling to build out more servers as more jobs are run. The issue I found in testing is that when the ...
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Why is Code Deploy not running in new instances generated from an Auto Scale Group?

I've setup a Code Pipeline where code is being successfully pulled from Github after every commit and then a Build phase runs specs and then a Deploy phase creates a Deployment pointing to amy ...
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43 views

GCE autoscaling based on custom metrics provided by the running instances?

I have a managed instance group with autoscaling. Each instance runs a program that polls a remote site asking "do you have any work for me?" If the answer is "no", it goes to ...
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18 views

Any non-bug related reasons why an ECS-Managed EC2 instance would be started without scale-in protection in spite of ASG setting

I have deployed an EC2-backed ECS cluster via terraform, which has the managed_termination_protection and managed_scaling settings enabled in the capacity provider. The ASG also has the ...
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1answer
45 views

What is the best way to attach instance to auto scaling?

This is my first post so hope I will get the answer. I want to create auto scaling on my existing EC2 instance, so I found this approach so hope someone will tell me is it good ( or suggest me how to ...
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Deploying to vm scale set using custom script for release pipeline

Custom script is not getting invoked in VM scale set machines. How to deploy application from DevOps to VM scale set using release pipeline with custom script? Where to check custom script logs? Can ...
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1answer
22 views

Configure a new kubernetes node automatically

I configured a Kubernetes cluster with GPU in AWS, and one of the steps is configuring the nodes to enable Nvidia runtime by default. So when I configured cluster auto scaler, the cluster scales up ...
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2answers
513 views

Why are pods failing to schedule due to resources when node has plenty available?

The pods in my application scale with 1 pod per user (each user gets their own pod). I have the limits for the application container set up like so: resources: limits: cpu: 250m ...
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1answer
217 views

How can I autoscale my Azure Kubernetes nodepool before resources run out

I did some testing today with my autoscaling setup on Azure Kubernetes. I noticed that when an autoscale was triggered, it took a while for the next node to spin up, so the last pod had to wait a long ...
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1answer
60 views

Autoscaling with Google Compute Engine with Static IP pointing to domain name

I am looking to add autoscaling to my Google Compute Engine via the instructions I have found here: https://cloud.google.com/compute/docs/autoscaler My original Compute Engine instance has a static ip ...
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34 views

Laravel AWS EBS Auto Scaling

Im looking for some advice, this may seem like a silly question but I am having some issues with understanding how AWS EBS autoscaling works and its best practices. I have a laravel application that ...
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54 views

Targeting specific google cloud run instance through HTTP

I'm using cloud run to run a node.js app with lru-cache and auto scaling. I have created a route to allow external services to reset the application's cache. I am now looking for a way to target every ...
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1answer
49 views

Google Run Managed - how keep a minimum number of instances and not have 0

We have a set of services deployed on google run platform managed for a web application and whenever there is no traffic, it seems the services go to sleep and then it takes a long time to wake them ...
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Unable to see pending queue latency for App Engine application

I have a nodejs application on App Engine Flexible environment with auto-scaling enabled. According to documentation, the max_pending_latency autoscaling parameter has a default value of 30ms. https://...
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2answers
542 views

powershell user data script run on restart of the Windows instance

We have windows servers that do application initialization which takes almost 3-4 hours for servers to be online. So to avoid downtime we use autoscaling group lifecycle hooks. Now we want to shut ...
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1answer
77 views

Setting up autoscaling based on network throughput

I need help in setting up autoscaling based on network throughput. Our front instances are placed inside an autoscaling group. We want the number of instances to increase as a function of network ...
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1answer
69 views

google cloud Stackdriver Metrics to scale an Manage instance group - Regional

What are the Stackdriver Metrics we can use to autoscale Regional Manage instance groups ? When i check the docs it says Regional managed instance groups do not support filtering for per-instance ...
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363 views

autoscaling php-fpm in AWS ECS

I have a t3.medium instance managed by ASG and used by ECS. My application requires approximately 25% of the capacity of this instance to operate at a minimum. will work in the standard nginx + ...
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93 views

Kubernetes Cluster Autoscaler on Azure can't scale up from 0

I have kubernetes cluster running on Azure Virtual Machine Scale Set. I use Kubernetes Cluster Autoscaler to scale the number of nodes. It works fine, if i set limit from 1 to 10 but the problem ...
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2answers
28 views

Production level Auto-scaling in AWS

I have completely understood the concept of Auto-Scaling in AWS. My only question is, what AMI will the launch configuration use while in production environment? According to my understanding Image ...
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1answer
41 views

CloudWatch / Autoscaling - Remove Capacity Metric Alarm always shows in Alarm, how can I make it not

using the example from https://docs.aws.amazon.com/autoscaling/ec2/userguide/as-scaling-simple-step.html I created an alarm to trigger pruning any unused auto-scaled instances. I'm a big fan of not ...
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20 views

Do Galera (or MSSQL) support this clustering scheme?

Clustered databases can be scaled relatively easily. However, even assuming zero latency to spin up a new instance, there is a considerable delay before the newly added node is ready to serve requests....
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591 views

Jibri server with AWS autoscaling

We configured jibri server for recording meetings through Jitsi meet. We should handle more number of recording in parallel so we configured Jibri server in auto scaling mode. As per the CPU threshold ...
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1answer
322 views

Terraform waits for ASG removal while doing graceful shutdown of EC2 instances

I use Terraform to set up ASG for my worker servers running sidekiq. On deploy when AMI image_id changes the instances require long graceful shutdown before terminating to finish job processing (max. ...
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1answer
255 views

How to suspend GKE node instances without deleting and re-creating the nodes

We have a GKE cluster with autoscaling enabled. We are having google schedulers to shut down instances daily at a specific time. This also shuts down the GKE nodes. Since these clusters has ...
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1answer
254 views

AWS Beanstalk Auto-scaling Scaling Triggers with UnhealthyHost count and Health Checking

I have my scaling triggers set to look for an un-healthy host count but it does not seem to be working. Now to test this - I am SSHing into one of my instances and halting the HTTPD service. Then, ...
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1answer
35 views

Troubleshooting fargate autoscaling

I've set up an AWS Fargate cluster to run a service and autoscale its tasks based on the SQS queue. All great so far. The service has got a desired tasks of 1, but then it never actually launches the ...
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1answer
55 views

Reengineer a Glassfish Cluster to be used with AWS Auto Scaling and ELB [closed]

I am in my learning path for the AWS Solution Architect exam. Please consider this question under this point of view, an auto assignment :-) As an exercise for the reliability pillar I am trying to ...
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1answer
21 views

Replicate changes to all instances in instance group

I want to create autoscalable instance group with load balancer in Google cloud platform. Since workload is prestashop site hence need to update content regularly. Is it possible to replicate updates ...
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2answers
1k views

Kubernetes node pool will not autoscale to 0 nodes

I have a rather expensive workload that some colleagues need running sometimes during the weekday (not on any sort of set schedule). I use Google Cloud Kubernetes. It consists of three statefulsets, ...
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2answers
818 views

How to auto-scale ec2 instances with an encrypted root volume?

I am trying to configure an autoscaling setup in AWS where the Node Launch Template includes encrypting the root volume (EBS). I have configured a service linked role, and a CMK in Amazon KMS with an ...
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1answer
52 views

Azure App Service Autoscale - scale in oldest server

We have a web app and use Autoscale running between 1 and 3 instances, scaling on cpu. All works well. What’s incredibly frustrating is that on scale in, the newest server is shut down and we would ...
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1answer
159 views

CloudWatch Alarm doesn't show Auto Scaling Groups

I'm trying to trigger an EC2 auto-scaling based on a CloudWatch alarm. I've created the auto scaling group in EC2 - same region and account - but when I try selecting it from the CloudWatch console, ...
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2answers
81 views

Create / Destroy EC2 instances for ECS tasks

I have various Fargate tasks. They work fine. I then have a few additional tasks that require more disc space than silly old Fargate will allow. These have to run on EC2 instances that I have assigned ...
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2answers
88 views

whats the point in autoscaling containers

We are using vSphere technologies for virtualization and I am tasked with developing a scalable application infrastructure. I'm familiar more with AWS. Doing some research on scaling I'm not sure I ...
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0answers
280 views

AWS CodeDeploy skipping all instances while AS terminates a instance

We have a AWS CodeDeploy set up in our AWS environment. Yesterday, while CodeDeploy was deploying the code on all the instances, one of the instances got terminated by the AutoScaling group and ...
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1answer
58 views

Azure VM Scale Set - Scale In during task

This seems like a basic question but I haven't been able to find an answer googling around. How does scale sets know that a particular VM has finished what it's doing and is able to be de-provisioned?...
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1answer
548 views

K8S HPA custom Stackdriver - 503 The service is currently unavailable - avoids scaling

We have an horizontal pod auto-scaler (HPA) installed on gke cluster, most of the time the auto-scaler works perfectly fine. but from time to time (mostly on our customer rush hours) the auto scaler ...
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2answers
58 views

Infrastructure used in Amazon EKS

I was looking into a demo of an application built on Amazons kubernetes service, EKS. However, I am struggling to understand what infrastructure is used underneath, as I don't have access to AWS ...
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1answer
464 views

How to change Elastic Beanstalk launch configuration to launch template?

I want to replace the launch configuration with a launch template for my existing Elastic Beanstalk environment. In the EC2 dashboard I created a launch template and selected it in the existing EB ...
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1answer
688 views

How do I create an AWS autoscaling policy to match the size of an SQS queue?

I am building a render farm using SQS and autoscaling group(s). I believe my use-case is one of the few where I actually want my group's capacity to match the size of the queue, up to a limit. Right ...
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1answer
270 views

Evicted pods not getting removed from the cluster when autoscaling is enabled

I have a cluster created in GCP with autoscaling enabled on the cluster. In my case, few pods are getting evicted from node A due to Memory Pressure and are running on new node B. But the evicted pods ...
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2answers
1k views

Kubernetes: horizontal auto-scaling based on metrics in another namespace

I'd like to set up horizontal auto-scaling for a deployment based on the metrics of the ingress-controller deployed in another namespace. I have a deployment (petclinic) deployed in a certain ...

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